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change column type of orc table will throw exception in query time - Hive - [mail # user]
...hi, Currently, if we change orc format hive table using "alter table orc_tablechange c1 c1 bigint ", it will throw exception  from SerDe("org.apache.hadoop.io.IntWritablecannot be ...
   Author: wzc, 2014-07-30, 20:57
OutOfMemoryError during reduce shuffle while reading Orc file - Hive - [mail # user]
...Recently we are changing some data warehouse tables from textfile to orcformat. Some of our hive SQL which read these orc tables failed at reducestage. Reducers failed while copying Map outp...
   Author: wzc, 2014-05-15, 20:06
[expand - 1 more] - Re: different outer join plan between hive 0.9 and hive 0.10 - Hive - [mail # user]
...The bug remains even if I apply the patch in HIVE-4206 :(  The explain result hasn't change.   2013/3/28 Navis류승우  ...
   Author: wzc, 2013-03-28, 15:21
Re: Closing long running hive query forcefully - Hive - [mail # user]
...' select /* myid bla bla*/ x,y,z ' I can't run above command using cli nor "hive -f", could you explain how to add comment in hive query?   2013/2/8 Edward Capriolo  ...
   Author: wzc, 2013-03-19, 04:17
[expand - 1 more] - Re: hiveserver leak zookeeper connections? - Hive - [mail # user]
...@ Ashutosh: I patched HIVE-3723 with hive 0.9 but it didn't work, I would try using hive 0.10.0. Thanks~   2013/1/6 Ashutosh Chauhan  ...
   Author: wzc, 2013-01-07, 13:48
[expand - 1 more] - Re: How can I import other file in a python transform script - Hive - [mail # user]
...hi all: I have found the answer here  Adding the following lines before the import solved the problem:  import sys import os sys.path.append(os.getcwd())  2012/5/14 wzc  ...
   Author: wzc, 2012-05-19, 04:24
[expand - 1 more] - Re: how can I escape hive CLI output - Hive - [mail # user]
...hi Nicole,   Thanks for your response.   I will try your method and use '\001' as the separator(since there contains tabs in the query results).  2012/5/5 Gesli, Nicole  ...
   Author: wzc, 2012-05-04, 18:18
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